/*
* Copyright 2010 Pavel Kozhin 
*
* Licensed under the Apache License, Version 2.0 (the "License"); 
* you may not use this file except in compliance with the License. 
* You may obtain a copy of the License at 
* 
* http://www.apache.org/licenses/LICENSE-2.0
* 
* Unless required by applicable law or agreed to in writing, software 
* distributed  under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
* See the License for the specific language governing permissions and 
* limitations under the License.
*
* Author: Pavel Kozhin.
*/

package org.etherframework.behaviour.rules.context
{
	import flash.events.IEventDispatcher;
	
	public interface IContext extends IEventDispatcher
	{
		function get parent():IContext;
		
		function get source():ContextSource;
		
		function get target():IContextual;
		
		function get currentChild():IContext;
		
		function set currentChild(value:IContext):void;
		
		function get lastChild():IContext;
		
		function set lastChild(value:IContext):void;
		
		function get children():Array;
		
		function set children(value:Array):void;
		
		function get parameters():Parameters;
		
		function get output():ContextData;
		
		function get lastOutput():ContextData;
		
		function setOutput(kind:String = "output", value:* = null):void;
		
		function open():void;
		
		function close():void;
		
		function get opened():Boolean;
		
		function get closed():Boolean;
		
		function newInstance(target:IContextual, parent:IContext, initiator:Object, 
							 kind:String = "init", value:* = null):IContext;
	}
}